Home / 2,839.02-4,256.60-1,451.22

Finding the Fourth Proportional to 2,839.02, 4,256.60 and 1,451.22

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Solution

The fourth proportional to 2,839.02, 4,256.60 and 1,451.22 is: 2,175.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,839.02 : 4,256.60 = 1,451.22 : x
  2. Step 2: Convert to fraction form
    2,839.02/4,256.60 = 1,451.22/x
  3. Step 3: Cross multiply
    2,839.02x = 4,256.60 × 1,451.22
  4. Step 4: Simplify right side
    2,839.02x = 6,177,274.93
  5. Step 5: Solve for x
    x = 6,177,274.93/2,839.02
  6. Step 6: Final answer
    x = 2,175.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.